2. Jeopardy A?B?C?D?E? $100 $200 $300 $400 $500

3. ANSWER Any force on an object causes it to change this

4. QUESTION What is: Its motion

5. ANSWER The name of the force that pulls any two objects toward each other

6. QUESTION What is: gravity

7. ANSWER Astronauts weigh less on the moon than on Earth because the Moon has this

8. QUESTION What is: LESS GRAVITY than Earth

9. ANSWER This is the name of the force that slows moving objects down

10. QUESTION What is: friction

11. ANSWER The child who has the most potential energy is the one who is sitting here on the slide

12. QUESTION What is: sitting at THE TOP of the slide

13. ANSWER When a person starts to move, potential energy changes to this

14. QUESTION What is: Kinetic energy

15. ANSWER A battery-powered car uses this type of energy

16. QUESTION What is: Chemical energy

17. ANSWER When you carry the laundry downstairs (you DO carry the laundry downstairs, DON’T YOU???). Anyways, when you carry the laundry downstairs, you are do this

18. QUESTION What is: WORK!

19. ANSWER A nail is an example of this type of simple machine

20. QUESTION What is: a wedge

21. ANSWER You would use this type of simple machine to move a heavy box up a ramp

22. QUESTION What is: an Inclined Plane

23. ANSWER A compound machine is a machine that contains more than one of this

24. QUESTION What is: more than one SIMPLE MACHINE

25. ANSWER This is a force that occurs when two objects rub against each other

26. QUESTION What is: FRICTION

27. ANSWER Just after you kick a soccer ball, it has this type of energy

28. QUESTION What is: KINETIC ENERGY!

29. ANSWER Astronauts weigh less on the moon that on Earth because of this

30. QUESTION What is: GRAVITY! The moon has less gravity than Earth.

31. ANSWER Your weight is a measure of this force

32. QUESTION What is: GRAVITY

33. ANSWER This force makes a moving object keep moving or a resting object stay still

34. QUESTION What is: INTERTIA

35. ANSWER The brakes on your heelys (spelling?) work because of this force

36. QUESTION What is: FRICTION

37. ANSWER You do HEEP BIG WORK when you carry this to school!

38. QUESTION What is: YOUR BOOK BAG!

39. ANSWER To a scientist, energy means the ability to do this

40. QUESTION What is: WORK!!

41. ANSWER The energy of an object in motion is called this

42. QUESTION What is: KINETIC ENERGY

43. ANSWER This simple machine uses a wheel

44. QUESTION What is: a pulley

45. ANSWER A wind-up toy can move because of this type of energy

46. QUESTION What is: Mechanical Energy

47. ANSWER Mrs. Beckley is carrying Allysa in a baby backpack (Allysa insists!). Allysa weighs 50 kg. Mrs. Beckley would be doing MORE work if this part about Allysa changed (and we don’t mean her diaper)

48. QUESTION What is: IF ALLYSA’S WEIGHT CHANGED…..say her weight changed to 560 kg.

49. ANSWER A complex machine is one that uses both of these

50. QUESTION What is: MANY SIMPLE AND COMPOUND MACHINES

51. ANSWER A bicycle that moves when you pedal it can move because of this type of energy

52. What is: mechanical energy